Wisconsin

• Adams 55001
  1,200 taxa Open ↗
• Ashland 55003
  1,200 taxa Open ↗
• Barron 55005
  823 taxa Open ↗
• Bayfield 55007
  1,332 taxa Open ↗
• Brown 55009
  1,537 taxa Open ↗
• Buffalo 55011
  853 taxa Open ↗
• Burnett 55013
  863 taxa Open ↗
• Calumet 55015
  578 taxa Open ↗
• Chippewa 55017
  984 taxa Open ↗
• Clark 55019
  762 taxa Open ↗

Showing 601–650 of 2,520 (native).

• 
  Cicuta bulbifera L. Native CIBU

  bulblet-bearing water hemlock · Apiaceae 62 counties
• 
  Cicuta maculata L. Native CIMA2

  spotted water hemlock · Apiaceae 62 counties
• 
  Cicuta maculata L. var. maculata Native CIMAM

  spotted water hemlock · Apiaceae 1 county
• 
  Cinna arundinacea L. Native CIAR2

  sweet woodreed · Poaceae 50 counties
• 
  Cinna latifolia (Trevis. ex Goepp.) Griseb. Native CILA2

  drooping woodreed · Poaceae 39 counties
• 
  Circaea alpina L. Native CIAL

  small enchanter's nightshade · Onagraceae 56 counties
• 
  Circaea alpina L. ssp. alpina Native CIALA

  small enchanter's nightshade · Onagraceae 56 counties
• 
  Circaea lutetiana L. Native CILU

  broadleaf enchanter's nightshade · Onagraceae 63 counties
• 
  Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus Native CILUC

  broadleaf enchanter's nightshade · Onagraceae 63 counties
• 
  Cirsium altissimum (L.) Hill Native CIAL2

  tall thistle · Asteraceae 25 counties
• 
  Cirsium discolor (Muhl. ex Willd.) Spreng. Native CIDI

  field thistle · Asteraceae 37 counties
• 
  Cirsium flodmanii (Rydb.) Arthur Native CIFL

  Flodman's thistle · Asteraceae 13 counties
• ⚘
  Cirsium hillii (Canby) Fernald Native CIHI

  Hill's thistle · Asteraceae 23 counties
• 
  Cirsium muticum Michx. Native CIMU

  swamp thistle · Asteraceae 54 counties
• 
  Cirsium pitcheri (Torr. ex Eaton) Torr. & A. Gray Native CIPI

  sand dune thistle · Asteraceae 4 counties
• 
  Cirsium undulatum (Nutt.) Spreng. Native CIUN

  wavyleaf thistle · Asteraceae 3 counties
• 
  Cirsium undulatum (Nutt.) Spreng. var. undulatum Native CIUNU

  wavyleaf thistle · Asteraceae 3 counties
• 
  Cladium mariscoides (Muhl.) Torr. Native CLMA

  smooth sawgrass · Cyperaceae 32 counties
• 
  Claytonia caroliniana Michx. Native CLCA

  Carolina springbeauty · Portulacaceae 9 counties
• 
  Claytonia caroliniana Michx. var. caroliniana Native CLCAC

  Carolina springbeauty · Portulacaceae 9 counties
• 
  Claytonia virginica L. Native CLVI3

  Virginia springbeauty · Portulacaceae 51 counties
• 
  Claytonia virginica L. var. virginica Native CLVIV

  Virginia springbeauty · Portulacaceae 51 counties
• 
  Claytonia virginica L. var. virginica f. virginica Native CLVIV2

  Virginia springbeauty · Portulacaceae 51 counties
• 
  Clematis occidentalis (Hornem.) DC. Native CLOC2

  western blue virginsbower · Ranunculaceae 25 counties
• 
  Clematis occidentalis (Hornem.) DC. var. occidentalis Native CLOCO

  western blue virginsbower · Ranunculaceae 25 counties
• 
  Clematis virginiana L. Native CLVI5

  devil's darning needles · Ranunculaceae 16 counties
• 
  Cleome serrulata Pursh Native CLSE

  Rocky Mountain beeplant · Capparaceae 1 county
• 
  Clinopodium arkansanum (Nutt.) House Native CLAR5

  limestone calamint · Lamiaceae 4 counties
• 
  Clinopodium vulgare L. Native CLVU

  wild basil · Lamiaceae 32 counties
• 
  Clintonia borealis (Aiton) Raf. Native CLBO3

  bluebead · Liliaceae 52 counties
• 
  Collinsia verna Nutt. Native COVE2

  spring blue eyed Mary · Scrophulariaceae 2 counties
• 
  Collinsonia canadensis L. Native COCA4

  richweed · Lamiaceae 3 counties
• 
  Collomia linearis Nutt. Native COLI2

  tiny trumpet · Polemoniaceae 18 counties
• 
  Comandra umbellata (L.) Nutt. Native COUM

  bastard toadflax · Santalaceae 63 counties
• 
  Comandra umbellata (L.) Nutt. ssp. umbellata Native COUMU

  bastard toadflax · Santalaceae 63 counties
• 
  Comarum palustre L. Native COPA28

  purple marshlocks · Rosaceae 52 counties
• 
  Commelina erecta L. Native COER

  whitemouth dayflower · Commelinaceae 4 counties
• 
  Commelina erecta L. var. deamiana Fernald Native COERD

  whitemouth dayflower · Commelinaceae 4 counties
• 
  Comptonia peregrina (L.) J.M. Coult. Native COPE80

  sweet fern · Myricaceae 41 counties
• 
  Conioselinum chinense (L.) Britton, Sterns & Poggenb. Native COCH2

  eastern hemlockparsley · Apiaceae 3 counties
• 
  Conopholis americana (L.) Wallr. Native COAM

  American cancer-root · Orobanchaceae 28 counties
• 
  Conyza canadensis (L.) Cronquist Native COCA5

  Canadian horseweed · Asteraceae 68 counties
• 
  Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3

  Canadian horseweed · Asteraceae 68 counties
• 
  Conyza ramosissima Cronquist Native CORA4

  dwarf horseweed · Asteraceae 8 counties
• 
  Coptis trifolia (L.) Salisb. Native COTR2

  threeleaf goldthread · Ranunculaceae 18 counties
• 
  Corallorhiza maculata (Raf.) Raf. Native COMA25

  summer coralroot · Orchidaceae 42 counties
• 
  Corallorhiza maculata (Raf.) Raf. var. maculata Native COMAM7

  summer coralroot · Orchidaceae 1 county
• 
  Corallorhiza odontorhiza (Willd.) Poir. Native COOD7

  autumn coralroot · Orchidaceae 18 counties
• 
  Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza Native COODO2

  autumn coralroot · Orchidaceae 1 county
• 
  Corallorhiza striata Lindl. Native COST19

  hooded coralroot · Orchidaceae 12 counties